Within a week the flash flood has produced a flush of green, 短短一周内 瞬时洪水浸润过的 土地上已长出了青草
will increase the chances of survival for those that live here. 为生活在这里的动物们带来了生机
It's an event that only happens once or twice a year at the most. 而且一年最多也只发生1~2次
The sandy riverbed acts like a giant strip of blotting paper 布满沙子的河床像是一张巨大的吸水纸
sucking up the water as soon as it appears. 水一边流淌一边被它吸去
The fortunes of many deserts are ruled by distant rains. 许多沙漠的命运都由远方的雨水决定
and called that because the water may run for just a single day. 之所以这么叫是因为 这些水可能仅仅流淌一天左右
but this herd concentrates on digging up the roots, 但这群象却忙着挖掘草根
which have more nutrition and moisture than the stems. 因为草根中的营养和水分比茎干多得多